Energy Year 7

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Across
  1. 3. Renewable energy from deep underground (10)
  2. 4. Carbon dioxide causes Global _ _ _ _ _ _ (7)
  3. 5. An atomic weapon has lots of this type of energy (7)
  4. 7. Equipment used for measuring temperature (10)
  5. 9. A lightning storm has lots of this type of energy (10)
  6. 10. A hot pan has lots of this type of energy (7)
  7. 11. = Useful Output Energy / Total Input Energy x 100% (10)
  8. 14. A climber on a mountain has lots of this type of energy (9)
  9. 15. One type of Renewable energy from the sea. (4)
  10. 16. A fast car has lots of this type of energy (7)
  11. 18. Renewable energy from sunlight (5)
  12. 20. One type of renewable energy from the sea. (5)
Down
  1. 1. The unit of energy (5)
  2. 2. This is related to the average kinetic energy of particles (11)
  3. 4. Renewable energy from fast moving air (4)
  4. 6. The word used to describe energy sources that won't run out (9)
  5. 8. A mars bar has lots of this type of energy (8)
  6. 12. A unit of temperature (7)
  7. 13. This fossil fuel is formed in the same way as oil (3)
  8. 14. Used as a source of chemical energy in cars (6)
  9. 17. A fossil fuel formed from dead plants (4)
  10. 19. A fossil fuel formed from dead sea creatures (3)